1920s French Blue Cotton Boxy Jacket Theatre Opera

C.1920s French boxy shaped blue cotton jacket. Made for French theatre or opera costume. Lovely embossed silver metal buttons which may be Kate 19th century: they are the ring back style.  Faux front pockets. Fully lined. Costumier stamp in the lining for Aristide Boyer. 

Size: medium

Measures: 20 1/2” underarm to underarm, 17” across the shoulders, 29” long from neck to hem, 22” sleeves

Condition: freshly laundered. The fabric for the right faux pocket has come unstitched a little. There is a small lighter mark just above the left pocket. The neck area is frayed. One hole in the lining. 

Please inspect the photos and ask any questions you have.